KR101833808B1 - Palatal Anchorage For Orthodontic Treatment And Orthodontic Supporter For The Same - Google Patents

Palatal Anchorage For Orthodontic Treatment And Orthodontic Supporter For The Same Download PDF

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Publication number
KR101833808B1
KR101833808B1 KR1020160010577A KR20160010577A KR101833808B1 KR 101833808 B1 KR101833808 B1 KR 101833808B1 KR 1020160010577 A KR1020160010577 A KR 1020160010577A KR 20160010577 A KR20160010577 A KR 20160010577A KR 101833808 B1 KR101833808 B1 KR 101833808B1
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KR
South Korea
Prior art keywords
supporter
screw
ring
mount
head
Prior art date
Application number
KR1020160010577A
Other languages
Korean (ko)
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KR20170090109A (en
Inventor
권순용
김진홍
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권순용
김진홍
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Priority to KR1020160010577A priority Critical patent/KR101833808B1/en
Publication of KR20170090109A publication Critical patent/KR20170090109A/en
Application granted granted Critical
Publication of KR101833808B1 publication Critical patent/KR101833808B1/en

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/12—Brackets; Arch wires; Combinations thereof; Accessories therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/12—Brackets; Arch wires; Combinations thereof; Accessories therefor
    • A61C7/14—Brackets; Fixing brackets to teeth
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/12—Brackets; Arch wires; Combinations thereof; Accessories therefor
    • A61C7/20—Arch wires
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
    • A61C7/12—Brackets; Arch wires; Combinations thereof; Accessories therefor
    • A61C7/28—Securing arch wire to bracket

Abstract

The present invention discloses a palatal fixture for orthodontic correction, and a calibration supporter and anchor screw for the same. The palatal fixture for orthodontic correction includes: a calibrating supporter capable of connecting a calibrating member having elasticity to support a calibrating force; And an anchor screw that is insertable into the palate to fix the calibration supporter to the palate. The calibration supporter includes: A base supporter having a screw fixing hole for engagement with the anchor screw, and a connection supporter provided on the base supporter so that the calibration member can be connected. And the anchor screw comprises: A mount screw part integrally provided at a rear end of the mounting screw part to support the calibration supporter so as to be spaced apart from the surface of the palate and including a mount detachable from the caliper supporter, . According to an embodiment of the present invention, it is easy to install a calorie supporter fixed to the palate by an anchor screw so as to be connected to a calibrating member for generating an orthodontic force. Since the stimulation of the palatal soft tissue by the calorie supporter can be minimized or prevented, .

Description

{Palatal Anchorage For Orthodontic Treatment And Orthodontic Supporter For The Same}

More particularly, the present invention relates to a palatal fixation source for orthodontic fixation which is fixed to the palate, i.e., the palate and supports the orthodontic force, and a calibration supporter for the orthodontic fixture.

For modern people, the appearance, especially the impression, acts as a criterion for judging people when interviewing for employment or entrance, and also plays a very important role in social life, such as occupying a large part in interpersonal relationships. Especially, It becomes a factor which influences the whole. As a result, orthodontic treatment for the improvement of teeth, teeth, or facial skeleton is performed along with plastic surgery.

The dental orthodontic treatment is a concept that includes correcting dentition, for example, orthodontic correction that aligns crooked teeth. It corrects various skeletal mismatches that can occur during the growth process and can perform normal functions And contributes to healthy oral tissues. Further, it can change the anatomical structure of the oral cavity to make a face line and make a beautiful face image.

The orthodontic treatment includes orthodontic treatment for improving the dentition such as malocclusion through progressive movement of the dentition, growth correction for promoting or suppressing the appearance of the facial skeleton in the growing period, surgical treatment for the facial skeleton, And orthognathic surgery to give skeletal improvement by performing the surgery.

In other words, it is impossible to treat with the simple tooth movement because the abnormality of the lower teeth and the facial skeletal structure, especially the jaw structure, are too severe. In such cases, Growth Modification. In adults, moderate to severe skeletal anomalies are also used in conjunction with the above-mentioned treatments for orthognathic surgery in which functional and / or aesthetic faces are corrected by correcting abnormalities of the jaw itself.

The orthodontic treatment can be broadly divided into a straight side correction and a lingual correction. The straight side correction is a technique in which a correcting mechanism used for orthodontic correction is attached to the surface of the lips (the outer surface of the teeth) And the lingual correction is a correction method in which the orthodontic appliance is attached to the surface of the tooth (Lingual) (the inner surface of the tooth) of the tooth to perform orthodontic correction.

Examples of the calibration mechanism include a calibration wire for realizing movement of a tooth and a wire supporter (generally referred to as a 'bracket') for supporting the calibration wire, and the bracket (dental bracket) Or lingual surface of the tooth. The bracket is provided with a plurality of teeth along an array direction of dentitions, and the orthodontic wire is coupled to the bracket.

The orthodontic treatment may take a long period of time depending on the condition of the patient. Examples of the dental orthodontic treatment include improvement of dentition of the anterior teeth or interposition of the anterior teeth, improvement of the stone entrance and removal of the teeth, And so on.

On the other hand, in the orthodontic orthodontic treatment, the correction for moving the teeth of the anterior portion to the lingual side, for example, the palatal side is referred to as lingual pulling, and in the case of the protruding teeth of the patient abnormally protruding forward, , And the lingual traction described above is presented as one method for correcting such a stone entrance and exit. In addition, the anterior teeth are spread to the lingual side even during orthodontic treatment with anterior crowding.

For the lingual traction described above, an oral orthodontic system for the lingual traction, i.e., a lingual traction device, is installed inside the patient's mouth. More specifically, the bracket is fixed to the lingual side of each of the teeth, the bracket is fastened to the wire, and the palate (palate) is provided with a palatal fixture supporting the lingual pulling force do. The palatal fixation source is fixed to the palate by a screw, and is connected to the line wire or the bracket by an elastic member such as a spring or an elastic band.

However, since the conventional palatal fixation source touches the palatal soft tissue and stimulates the soft tissue, inflammation can be induced during the correction, and when the operator uses the screw to install the palatal fixation palate into the palate, Therefore, it is difficult to install the palatal fixation source.

Korean Registered Utility Model No. 20-0460660, May 22, 2012 Registration Korean Registered Patent No. 10-1083280, November 8, 2011 Registration

An object of the present invention is to provide a palatal fixation source for orthodontic appliances having a structure that can minimize or prevent the occurrence of soft tissue inflammation and can be easily installed, and a correction supporter therefor.

One aspect of the present invention is a calibration support device comprising: a calibration supporter capable of connecting a calibration member having elasticity to support a calibration force; And an anchor screw which is insertable into the palate to fix the calibration supporter to the palate. The calibration supporter comprising: A base supporter having a screw fixing hole for engagement with the anchor screw, and a connection supporter provided on the base supporter so that the calibration member can be connected. And the anchor screw comprises: A mount screw part integrally provided at a rear end of the mounting screw part to support the calibration supporter so as to be spaced apart from the surface of the palate and including a mount detachable from the caliper supporter, .

Said mount comprising: A locking portion coupled to the screw fixing hole of the base supporter,

And a mounting head provided between the mounting screw portion and the locking portion and integrally connecting the mounting screw portion and the locking portion.

The locking portion is detachably coupled to the base supporter; The mounting head may form a latching jaw at a rear end portion of the mounting screw portion so as to limit the depth of the mounting of the anchor screw.

The mount head may include a polygonal head for rotating the anchor screw and a stopper provided between the polygonal head and the mounting screw to form the latching jaw. The outer circumferential surface of the stopper may be inclined to form the stopping jaw.

The base supporter further comprises a coupling ring rotatably fixed to the screw fixing hole; The locking portion may be detachably coupled to the coupling ring and may be connected to the screw fixing hole via the coupling ring.

Wherein a thread is formed on an outer circumferential surface of the locking portion for screw connection with the coupling ring and a female screw is formed on an inner circumferential surface of the coupling ring to screw the locking portion; The upper end of the mount head may have a larger diameter than the locking portion.

Another aspect of the present invention is a method for manufacturing a semiconductor device, A fixing member fixed to the palate by an anchor screw including a mounting screw portion formed with threads on the outer circumferential surface so as to be able to be placed on the palate and a mount integrally provided on the rear end portion of the mounting screw portion, Provides a calibration supporter of a palatal fixture for orthodontics.

The calibration supporter comprising: A screw fixing hole for engagement with the mount so as to be spaced apart from the surface of the palate by the mount; a coupling ring rotatably fixed to the screw fixing hole for detachably coupling the mount to the screw fixing hole; And a connection supporter provided on the base supporter so that the calibration member can be connected to the base supporter.

The palatal fixture for orthodontic correction according to an embodiment of the present invention and the calibration supporter therefor have the following advantages.

First, according to an embodiment of the present invention, it is easy to install a calibrating supporter fixed to the palate by an anchor screw so as to be connected to a calibrating member for generating an orthodontic force, and stimulation of palatal soft tissues by a calibrator supporter can be minimized or prevented It is effective to prevent inflammation.

Second, according to an embodiment of the present invention, since the correcting supporter is mounted / fixed on the anchor screw after the anchor screw is positively / positively placed on the palate, the anchor screw can be easily placed and placed, Replacement can be easily performed.

BRIEF DESCRIPTION OF THE DRAWINGS The features and advantages of the present invention will become better understood with reference to the following description taken in conjunction with the following detailed description of embodiments of the invention,
1 is a perspective view of a palatal fixture for orthodontic correction according to an embodiment of the present invention;
2 is an exploded perspective view of a palatal fixture for orthodontic correction according to an embodiment of the present invention;
3 is an exploded perspective view showing the correction supporter of the palatal fixation source for orthodontic correction shown in Fig. 1;
FIG. 4 is a perspective view and a side view showing an anchor screw of the palatal fixation source for orthodontic treatment shown in FIG. 1;
FIGS. 5A through 5C are views illustrating a procedure of a palatal fixation source for orthodontic treatment according to an embodiment of the present invention; FIGS.
6A and 6B are views showing a process of installing a palatal fixation source for orthodontic correction according to an embodiment of the present invention on a palate;
7 is an exploded perspective view showing another embodiment of a correction supporter for a palatal garden for orthodontic treatment according to the present invention; And
8 is a perspective view and a front view of the calibration supporter shown in Fig. 7

Best Mode for Carrying Out the Invention Hereinafter, preferred embodiments of the present invention in which the object of the present invention can be specifically realized will be described with reference to the accompanying drawings. In describing the present embodiment, the same designations and the same reference numerals are used for the same components, and additional description thereof will be omitted in the following.

First, referring to FIGS. 1 to 3, an embodiment of a palatal fixture for orthodontic correction according to an embodiment of the present invention, an embodiment of a calibration supporter and an anchor screw for the same will be described.

FIG. 1 is a perspective view of a palatal fixation source for orthodontic correction according to an embodiment of the present invention, FIG. 2 is an exploded perspective view of a palatal fixation source for orthodontic correction according to an embodiment of the present invention, FIG. 4 is a perspective view and a side view showing the anchor screw of the palatal fixation source for orthodontic correction shown in FIG. 1; FIG. 4 is an exploded perspective view showing the correction supporter of the prepared palatal fixation source.

According to one embodiment of the present invention, the palatal fixation source for orthodontic treatment is installed in the palate (palate) to support the orthodontic force applied to the teeth or jaws.

1 to 4, the palatal fixture 100 includes a supporter 110 capable of connecting a calibrating member having elasticity to support an orthodontic force, And an anchor screw (120) that can be placed on the palate.

In this embodiment, the calibration supporter 110 includes a base supporter 111 and a connecting supporter 112. The base supporter 111 has a screw fixing hole 111a for engagement with the anchor screw 120 and the connection supporter 112 is provided on the base supporter 111 so that the calibration member can be connected .

More specifically, the base supporter 111 is formed with a plurality of screw fixing holes 111a spaced apart from each other, and the connection supporter 112 is provided on both sides of the base supporter 111.

In this embodiment, the screw fixing holes 111a are formed at the front portion and the rear portion of the base supporter 111, respectively, and the connection supporter 112 is extended symmetrically to both sides of the base supporter 111 Wherein at least one hook 112c for connecting the calibration member is formed on the arms 112a and 112b and the calibration supporter 110 is formed in a plate shape The structure of the calibration supporter, more specifically, the structures of the base supporter 111 and the connection supporter 112 are not limited to the present embodiment. Examples of the above-described calibration member include a rubber band or a spring having elasticity for exerting a correcting force.

The anchor screw 120 includes a mount screw portion 121 having a thread 121a formed on an outer circumferential surface thereof so as to be able to be placed on the palate and a mount 122 that can be detachably attached to the calibration supporter 110 do.

More specifically, in the present embodiment, the anchor screw 120 is a tapping screw, and the mount 122 is a head of the anchor screw and is detachably coupled to the calibration supporter 110 . As shown in the figure, in the present embodiment, the mount 122 is detachably coupled to the screw fixing hole 111a, and more specifically, the mount 122 is provided with a coupling ring 113 And is coupled to the screw fixing hole (111a).

The mount 122 is integrally provided at a rear end portion (an upper end portion with reference to FIG. 4) of the mounting screw portion 121 so as to support the calibration supporter 110 apart from the surface of the palate.

The mount 122 includes a locking part 122a coupled to the screw fixing hole 111a of the base supporter and a locking part 122a between the mounting screw part 121 and the locking part 122a And a mount head 122b (Mount Head) mounted on the main body. Therefore, the mount head 122b integrally connects the mounting screw portion 121 and the locking portion 122a.

The locking part 122a is detachably coupled to the base supporter 111 to fix the calibration supporter 110 to the anchor screw 120. [ The mounting head 122b forms a latching protrusion 122c at the rear end of the mounting screw portion 121 so as to limit the mounting depth of the anchor screw 120. [

In the present embodiment, the mount head 122b includes a polygonal head 122b-1 for rotating the anchor screw 120 and a stopper 122b-2 that forms the engaging step 122c do. The stopper 122b-2 is provided between the polygonal head 122b-1 and the mounting screw portion 121. [

In this embodiment, the polygonal head 122b-1 is hexagonal and the outer peripheral surface of the stopper 122b-2 is inclined so as to form the engagement protrusion 122c. However, the polygonal head 122b- For example, a step may be formed so that the lower end of the mount head 122b is perpendicular to the axis of the mounting screw portion 121 to constitute the stopper 122b-2. It is possible.

The screw fixing hole 111a is provided with a coupling ring 113 for coupling the anchor screw, particularly the locking portion 122a, to the base supporter 111. [ The coupling ring 113 is rotatably fixed to the screw fixing hole 111a and the locking part 122a is detachably coupled to the coupling ring 113 so that the coupling ring 113 And is connected to the screw fixing hole 111a.

In the present embodiment, the coupling ring 113 is a nut that is screwed to the anchor screw, particularly, the locking portion 122a, and the outer peripheral surface of the locking portion 122a is screwed (Male thread) is formed on the inner circumferential surface of the coupling ring 113, and a female screw for screw connection with the locking portion 122a is formed on the inner circumferential surface of the coupling ring 113. [

The coupling ring 113 is formed in an axially penetrating shape and includes a ring head 113a for rotating the coupling ring 113 and a screw hole 113a integrally formed with the ring head 113a, And a ring body 113b which is rotatably inserted into the ring body 113b.

In this embodiment, the ring head 113a has a polygonal shape, for example, a hexagonal shape, the ring body 113b has a cylindrical shape with a smaller outer diameter than the screw fixing hole 111a and a female screw on the inner peripheral surface, Is not limited to the present embodiment.

The ring head 113a is larger than the screw fixing hole 111a so that the coupling ring 113 is not separated from the screw fixing hole 111a and the end portion of the ring body 113b 3), the engagement flange 113c is formed at the lower end of the ring body.

The ring head 113a prevents the engagement ring 113 from being released to one side of the screw fixing hole 111a and the engagement flange 113c prevents the engagement ring 113 from being separated from the screw fixing hole 111a To the other side. That is, the ring head 113a and the engagement flange 113c are provided at one side (upper end) and the other side (lower end) of the ring body 113b as shown in FIGS. 5B and 5C, (113) is prevented from being separated from the screw fixing hole (111a), and the coupling ring (113) can be rotated in place.

For example, as shown in FIG. 3, after a cylindrical hollow ring having the ring head 113a formed on one side thereof is inserted into the screw fixing hole 111a, the end portion of the hollow ring The coupling ring 113 can be fixed to the screw fixing hole 111a with a rotary material.

The upper end of the mount head 122b, that is, the upper end of the polygonal head 122b-1, is formed to be larger in diameter than the locking portion 122a to limit the entry depth of the mount 122.

Hereinafter, with reference to Figs. 5A to 5C and Figs. 6A and 6B, an installation procedure of the palatal fixation source for orthodontic correction will be described.

First, when the anchor screw 120 is positioned, the anchor screw 120 is placed at a screwing position as shown in FIGS. 5A and 6A.

When the practitioner rotates the mount head 122b of the anchor screw after placing the anchor screw 120 at the screw placement position of the palate P, the anchor screw 121 of the anchor screw is moved to the palatal bone B The upper end of the mount head 122b, in particular the polygonal head 122b-1, is inserted into the palate soft tissue part 122b- (S).

The fixing supporter 110 is disposed on the anchor screw 120 and the locking part 122a is inserted into the coupling ring 113 When the practitioner turns the coupling ring 113 to be screwed, the locking part 122a is screwed into the coupling ring and enters the coupling ring.

When the coupling ring 113 is tightened so that the engagement flange 113c of the coupling ring 113 contacts the upper end of the mount head as shown in FIG. 5C, the anchor screw 120 is attached to the caliper supporter 110 Is fixed.

6B shows an example of a calibration system using the above-described palatal fixation source for orthodontic correction. 6B, one end of the calibration member 10 is connected to the hook 112c of the calibration supporter 110, and the other end of the calibration member 10 is fixed to the line wire 20 The hook wire 30 is connected. The line wire 20 is a wire provided at an AT, and reference numeral MT denotes a molar tooth.

Figs. 7 and 8 show another embodiment of a calibration supporter applicable to a palatal fixture for orthodontic treatment according to the present invention, wherein an example in which the engagement flange 113c of the engagement ring 113 is annular is disclosed.

More specifically, the ring body 113b of the coupling ring is inserted into the screw fixing hole 111a and the outer diameter of the ring body 113b is larger than the inner diameter of the screw fixing hole 111a It is also possible to prevent the detachment of the engagement ring 113 by joining (for example welding) the annular engagement flange 113c.

The same reference numerals are applied to the other embodiments except for the coupling ring, and the repeated description thereof is omitted, and a structure for rotatably fixing the coupling ring to the screw fixing hole The present invention is not limited to the above-described embodiments.

It will be apparent to those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or scope of the invention as defined in the appended claims. .

Therefore, the above-described embodiments are to be considered as illustrative rather than restrictive, and thus the invention is not limited to the above description, but may be modified within the scope of the appended claims and equivalents thereof.

100: palatal fixture 110: calibration supporter
111: base supporter 112: connection supporter
112a, 112b: arm 112c: hook
113: coupling ring 120: anchor screw
121: mounting screw portion 122: mount
122a: locking portion 122b: mount head

Claims (8)

A calibrating supporter capable of connecting a calibrating member having elasticity to support the calibrating force; And an anchor screw that is insertable into the palate to fix the calibration supporter to the palate, the palate fixation source for orthodontic correction comprising:
The calibration supporter includes:
A base supporter having a screw fixing hole for engagement with the anchor screw and a coupling ring rotatably fixed to the screw fixing hole,
And a connection supporter provided on the base supporter to allow connection of the calibration member;
The anchor-
A mounting screw portion having a thread formed on an outer circumferential surface thereof so as to be able to be placed on the palate,
And a mount integrally provided at a rear end of the mounting threaded portion to support the calibration supporter so as to be spaced apart from the surface of the palate and being removable from the screw fixing hole;
The mount
A locking portion detachably coupled to the coupling ring,
And a mounting head provided between the mounting screw portion and the locking portion and integrally connecting the mounting screw portion and the locking portion;
Wherein a thread is formed on an outer circumferential surface of the locking portion for screw connection with the coupling ring and a female screw is formed on an inner circumferential surface of the coupling ring to screw the locking portion;
Wherein the engaging ring includes a ring head for rotating the engaging ring, a ring body integrally formed with the ring head and rotatably inserted into the screw fixing hole, and an engagement flange formed on the ring body Configured;
Wherein the ring head and the engagement flange are provided on one side and the other side of the ring body, respectively, to prevent separation of the engagement ring and the screw fixing hole. The method according to claim 1,
Wherein the ring head is polygonal. The method according to claim 1,
Wherein the mount head forms a latching jaw at a rear end portion of the mounting threaded portion so as to limit the depth of the anchor screw. The method of claim 3,
Wherein the mount head includes a polygonal head for rotating the anchor screw and a stopper provided between the polygonal head and the mounting screw to form the latching jaw. 5. The method of claim 4,
Wherein the outer peripheral surface of the stopper is formed to be inclined so as to form the latching jaw. delete The method of claim 3,
Wherein an upper end of the mount head is larger in diameter than the locking portion. An anchor screw including a mount screw portion formed with a thread on an outer circumferential surface so as to be able to be placed on the palate and a mount integrally provided on a rear end portion of the mount screw portion having a locking portion formed with a thread on an outer circumferential surface thereof; A calibration supporter for a palatal fixture for orthodontic appliances capable of connecting a calibrating member having elasticity to support an orthodontic force:
A screw fixing hole for engagement with the mount so as to be spaced apart from the surface of the palate by the mount; a coupling ring rotatably fixed to the screw fixing hole for detachably coupling the mount to the screw fixing hole; A base supporter; And
And a connection supporter provided on the base supporter to allow connection of the calibration member,
The inner circumferential surface of the coupling ring is formed with a female screw for screw engagement with the locking portion of the mount; Wherein the engaging ring includes a ring head for rotating the engaging ring, a ring body integrally formed with the ring head and rotatably inserted into the screw fixing hole, and an engagement flange formed on the ring body Configured;
Wherein the ring head and the engagement flange are provided on one side and the other side of the ring body, respectively, and prevent separation of the engagement ring and the screw fixing hole from each other.
KR1020160010577A 2016-01-28 2016-01-28 Palatal Anchorage For Orthodontic Treatment And Orthodontic Supporter For The Same KR101833808B1 (en)

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KR101833808B1 true KR101833808B1 (en) 2018-03-02

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Publication number Priority date Publication date Assignee Title
TWI682772B (en) * 2019-03-21 2020-01-21 博美股份有限公司 Anchorage screw extension plate

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005270175A (en) 2004-03-23 2005-10-06 Dentsply Sankin Kk Support body for orthodontics
KR200460660Y1 (en) * 2011-01-21 2012-06-04 김진홍 Palatal anchor for orthodontic treatment
JP2012147844A (en) 2011-01-17 2012-08-09 Yasuhiro Saimiya Orthodontic connection tool

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005270175A (en) 2004-03-23 2005-10-06 Dentsply Sankin Kk Support body for orthodontics
JP2012147844A (en) 2011-01-17 2012-08-09 Yasuhiro Saimiya Orthodontic connection tool
KR200460660Y1 (en) * 2011-01-21 2012-06-04 김진홍 Palatal anchor for orthodontic treatment

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